﻿myApp.controller("LotteryCtrl", ['$scope', '$http', '$routeParams', '$restUrls', '$post', '$rootScope', function ($scope, $http, $routeParams, $restUrls, $post, $rootScope) {
    $scope.getBackBanner  =function () {
        $http({ method: "GET", url: $restUrls["getBannerImagesById"], params: { banner_id: 11 } }).success(function (result) {
            if (result.success == 1) {
                $scope.banners = result.data;
            }
        });
    }

    $scope.getBackBanner();

    var turnplate = {
        restaraunts: [],				//大转盘奖品名称
        colors: [],					//大转盘奖品区块对应背景颜色
        outsideRadius: 192,			//大转盘外圆的半径
        textRadius: 155,				//大转盘奖品位置距离圆心的距离
        insideRadius: 68,			//大转盘内圆的半径
        startAngle: 0,				//开始角度
        bRotate: false				//false:停止;ture:旋转
    };
    //动态添加大转盘的奖品与奖品区域背景颜色

    $http({ method: "GET", url: $restUrls["getLotteryRewardsByLotteryId"], params: { lottery_id: 2 } }).success(function (result) {
        if (result.success == 1) {
            result.data.push({ type: 1000, name: '谢谢参与', lottery_reward_id: 0 });
            for (var i = 0; i < result.data.length; i++) {
                turnplate.restaraunts.push(result.data[i]);
                if (i % 2 == 0) {
                    turnplate.colors.push("#FFFFFF");
                } else {
                    turnplate.colors.push("#FFF4D6");
                }
            }

            //drawRouletteWheel()方法对转盘进行渲染
            drawRouletteWheel();
        }
    });

    var rotateTimeOut = function () {
        $('#wheelcanvas').rotate({
            angle: 0,
            animateTo: 2160,
            duration: 8000,
            callback: function () {
                alert('网络超时，请检查您的网络设置！');
            }
        });
    };

    //旋转转盘 item:奖品位置; txt：提示语;
    var rotateFn = function (item, txt) {
        var angles = item * (360 / turnplate.restaraunts.length) - (360 / (turnplate.restaraunts.length * 2));
        if (angles < 270) {
            angles = 270 - angles;
        } else {
            angles = 360 - angles + 270;
        }
        $('#wheelcanvas').stopRotate();
        $('#wheelcanvas').rotate({
            angle: 0,
            animateTo: angles + 1800,
            duration: 8000,
            callback: function () {
                alert(txt.name);
                turnplate.bRotate = !turnplate.bRotate;
            }
        });
    };

    $('.pointer').click(function () {
        //判断用户今天是否抽过奖了
        $http({ method: "GET", url: $restUrls["getCustomerIsLotteryByToday"], params: {  } }).success(function (result) {
            if (result.success == 1 ) {
                if (turnplate.bRotate) return;
                turnplate.bRotate = !turnplate.bRotate;
                //获取随机数(奖品个数范围内)
                var item = rnd(1, turnplate.restaraunts.length);
                //奖品数量等于10,指针落在对应奖品区域的中心角度[252, 216, 180, 144, 108, 72, 36, 360, 324, 288]
                rotateFn(item, turnplate.restaraunts[item - 1]);
                var parameters = {
                    lottery_reward_id: turnplate.restaraunts[item - 1].lottery_reward_id,
                    type: turnplate.restaraunts[item - 1].type,
                    points: turnplate.restaraunts[item - 1].points
                }
                $post($restUrls["addCustomerLotteryRecord"], parameters).success(function (result) {
                    if (result.success == 1) {
                        window.location.href = window.location.href;
                    }
                });
            }
            //今天已经抽过奖
            else {
                // 判断积分是否充足
                $http({ method: "GET", url: $restUrls["getCutomerRewardTotal"], params: {  } }).success(function (result) {
                    if (result.success == 1 ) {
                        if(result.data.total>4){
                            if (turnplate.bRotate) return;
                            turnplate.bRotate = !turnplate.bRotate;
                            //获取随机数(奖品个数范围内)
                            var item = rnd(1, turnplate.restaraunts.length);
                            //奖品数量等于10,指针落在对应奖品区域的中心角度[252, 216, 180, 144, 108, 72, 36, 360, 324, 288]
                            rotateFn(item, turnplate.restaraunts[item - 1]);
                            var parameters = {
                                lottery_reward_id: turnplate.restaraunts[item - 1].lottery_reward_id,
                                type: turnplate.restaraunts[item - 1].type,
                                points: turnplate.restaraunts[item - 1].points
                            }
                            $post($restUrls["addCustomerLotteryRecord"], parameters).success(function (result) {
                                if (result.success == 1) {
                                    window.location.href = window.location.href;
                                }
                            });
                            var parameters2 = {
                                description:'大转盘抽奖消耗积分',
                                points: -5,
                                order_id: 0
                            }
                            $post($restUrls["updateCustomerPoints"], parameters2).success(function (result) {});
                        }else{
                            $scope.nopoints = true;
                        }
                    } else {
                        $.scojs_message(result.message, $.scojs_message.TYPE_ERROR);
                    }
                });
            }
        });
    });


    function rnd(n, m) {
        var random = Math.floor(Math.random() * (m - n + 1) + n);
        return random;
    }

    function drawRouletteWheel() {
        var canvas = document.getElementById("wheelcanvas");
        if (canvas.getContext) {
            //根据奖品个数计算圆周角度
            var arc = Math.PI / (turnplate.restaraunts.length / 2);
            var ctx = canvas.getContext("2d");
            //在给定矩形内清空一个矩形
            ctx.clearRect(0, 0, 422, 422);
            //strokeStyle 属性设置或返回用于笔触的颜色、渐变或模式  
            ctx.strokeStyle = "#FFBE04";
            //font 属性设置或返回画布上文本内容的当前字体属性
            ctx.font = '16px Microsoft YaHei';
            for (var i = 0; i < turnplate.restaraunts.length; i++) {
                var angle = turnplate.startAngle + i * arc;
                ctx.fillStyle = turnplate.colors[i];
                ctx.beginPath();
                //arc(x,y,r,起始角,结束角,绘制方向) 方法创建弧/曲线（用于创建圆或部分圆）  

                ctx.arc(211, 211, turnplate.outsideRadius, angle, angle + arc, false);
                ctx.arc(211, 211, turnplate.insideRadius, angle + arc, angle, true);
                ctx.stroke();
                ctx.fill();
                //锁画布(为了保存之前的画布状态)
                ctx.save();

                //----绘制奖品开始----
                ctx.fillStyle = "#E5302F";
                var type = turnplate.restaraunts[i].type;
                var text = turnplate.restaraunts[i].name;
                var line_height = 17;
                //translate方法重新映射画布上的 (0,0) 位置
                ctx.translate(211 + Math.cos(angle + arc / 2) * turnplate.textRadius, 211 + Math.sin(angle + arc / 2) * turnplate.textRadius);

                //rotate方法旋转当前的绘图
                ctx.rotate(angle + arc / 2 + Math.PI / 2);

                ///** 下面代码根据奖品类型、奖品名称长度渲染不同效果，如字体、颜色、图片效果。(具体根据实际情况改变) **/
                //if (type.indexOf("M") > 0) {//流量包
                //    var texts = text.split("M");
                //    for (var j = 0; j < texts.length; j++) {
                //        ctx.font = j == 0 ? 'bold 20px Microsoft YaHei' : '16px Microsoft YaHei';
                //        if (j == 0) {
                //            ctx.fillText(texts[j] + "M", -ctx.measureText(texts[j] + "M").width / 2, j * line_height);
                //        } else {
                //            ctx.fillText(texts[j], -ctx.measureText(texts[j]).width / 2, j * line_height);
                //        }
                //    }
                //} else if (text.indexOf("M") == -1 && text.length > 6) {//奖品名称长度超过一定范围 
                //    text = text.substring(0, 6) + "||" + text.substring(6);
                //    var texts = text.split("||");
                //    for (var j = 0; j < texts.length; j++) {
                //        ctx.fillText(texts[j], -ctx.measureText(texts[j]).width / 2, j * line_height);
                //    }
                //} else {
                //    //在画布上绘制填色的文本。文本的默认颜色是黑色
                //    //measureText()方法返回包含一个对象，该对象包含以像素计的指定字体宽度
                //    ctx.fillText(text, -ctx.measureText(text).width / 2, 0);
                //}


                ///** 下面代码根据奖品类型、奖品名称长度渲染不同效果，如字体、颜色、图片效果。(具体根据实际情况改变) **/
                //if (type== 2) {//第三方奖品
                //    var texts = text.split("M");
                //    for (var j = 0; j < texts.length; j++) {
                //        ctx.font = j == 0 ? 'bold 20px Microsoft YaHei' : '16px Microsoft YaHei';
                //        if (j == 0) {
                //            ctx.fillText(texts[j] + "M", -ctx.measureText(texts[j] + "M").width / 2, j * line_height);
                //        } else {
                //            ctx.fillText(texts[j], -ctx.measureText(texts[j]).width / 2, j * line_height);
                //        }
                //    }
                //} else if (type==1 && text.length > 6) {//奖品名称长度超过一定范围 
                //    text = text.substring(0, 6) + "||" + text.substring(6);
                //    var texts = text.split("||");
                //    for (var j = 0; j < texts.length; j++) {
                //        ctx.fillText(texts[j], -ctx.measureText(texts[j]).width / 2, j * line_height);
                //    }
                //} else {
                //    //在画布上绘制填色的文本。文本的默认颜色是黑色
                //    //measureText()方法返回包含一个对象，该对象包含以像素计的指定字体宽度
                //    ctx.fillText(text, -ctx.measureText(text).width / 2, 0);
                //}
                if (text.length > 6) {
                    text = text.substring(0, 6) + "||" + text.substring(6);
                    var texts = text.split("||");
                    for (var j = 0; j < texts.length; j++) {
                        ctx.fillText(texts[j], -ctx.measureText(texts[j]).width / 2, j * line_height);
                    }
                } else {
                    ctx.fillText(text, -ctx.measureText(text).width / 2, 0);
                }

                //添加对应图标
                if (type == 1) {
                    var img = document.getElementById("shan-img");
                    img.onload = function () {
                        ctx.drawImage(img, -15, 10);
                    };
                    ctx.drawImage(img, -15, 10);
                } else if (type == 1000) {
                    var img = document.getElementById("sorry-img");
                    img.onload = function () {
                        ctx.drawImage(img, -15, 10);
                    };
                    ctx.drawImage(img, -15, 10);
                }
                //把当前画布返回（调整）到上一个save()状态之前 
                ctx.restore();
                //----绘制奖品结束----
            }
        }
    }


    //微信分享
    wx.ready(function () {
        wx.onMenuShareTimeline({
            title: 'test', // 分享标题
            link: window.location.href, // 分享链接
            imgUrl: '', // 分享图标
            success: function () {
                // 用户确认分享后执行的回调函数
                $.post("http://yxp.shicifang.cc/api/index.php?route=account/wxshare/addRecord", { link: link });
                $.post("http://yxp.shicifang.cc/api/index.php?route=account/reward/updateReward", { points: 1,description:'积分抽奖分享赠送1积分' });
            },
            cancel: function () {
                // 用户取消分享后执行的回调函数
            }
        });
        wx.onMenuShareAppMessage({
            title: 'test', // 分享标题
            desc: '', // 分享描述
            link:  window.location.href, // 分享链接
            imgUrl: '', // 分享图标
            type: '', // 分享类型,music、video或link，不填默认为link
            dataUrl: '', // 如果type是music或video，则要提供数据链接，默认为空
            success: function () {
                // 用户确认分享后执行的回调函数
                $.post("http://yxp.shicifang.cc/api/index.php?route=account/wxshare/addRecord", { link: link });
                $.post("http://yxp.shicifang.cc/api/index.php?route=account/reward/updateReward", { points: 1,description:'积分抽奖分享赠送1积分' });
            },
            cancel: function () {
                // 用户取消分享后执行的回调函数
            }
        });
    })
}]);